freebsd-dev/usr.sbin/bluetooth/sdpd/lan.c
Maksim Yevmenkin 07be7a6c2e Import sdpd(8) sources. This is Bluetooth Service Discovery Protocol daemon.
Extend libsdp(3) API to allow service registration and removal.
Fix uninitialized variable bug in sdpcontrol(8).

Reviewed by: imp (mentor)
No objection: ru
2004-01-20 20:48:26 +00:00

178 lines
5.1 KiB
C

/*
* lan.c
*
* Copyright (c) 2004 Maksim Yevmenkin <m_evmenkin@yahoo.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: lan.c,v 1.5 2004/01/13 01:54:39 max Exp $
* $FreeBSD$
*/
#include <arpa/inet.h>
#include <sys/queue.h>
#include <bluetooth.h>
#include <sdp.h>
#include <stdio.h>
#include <string.h>
#include "profile.h"
#include "provider.h"
static int32_t
lan_profile_create_service_class_id_list(
uint8_t *buf, uint8_t const * const eob,
uint8_t const *data, uint32_t datalen)
{
static uint16_t service_classes[] = {
SDP_SERVICE_CLASS_LAN_ACCESS_USING_PPP
};
return (common_profile_create_service_class_id_list(
buf, eob,
(uint8_t const *) service_classes,
sizeof(service_classes)));
}
static int32_t
lan_profile_create_bluetooth_profile_descriptor_list(
uint8_t *buf, uint8_t const * const eob,
uint8_t const *data, uint32_t datalen)
{
static uint16_t profile_descriptor_list[] = {
SDP_SERVICE_CLASS_LAN_ACCESS_USING_PPP,
0x0100
};
return (common_profile_create_bluetooth_profile_descriptor_list(
buf, eob,
(uint8_t const *) profile_descriptor_list,
sizeof(profile_descriptor_list)));
}
static int32_t
lan_profile_create_service_name(
uint8_t *buf, uint8_t const * const eob,
uint8_t const *data, uint32_t datalen)
{
static char service_name[] = "LAN Access using PPP";
return (common_profile_create_string8(
buf, eob,
(uint8_t const *) service_name, strlen(service_name)));
}
static int32_t
lan_profile_create_protocol_descriptor_list(
uint8_t *buf, uint8_t const * const eob,
uint8_t const *data, uint32_t datalen)
{
provider_p provider = (provider_p) data;
sdp_lan_profile_p lan = (sdp_lan_profile_p) provider->data;
return (rfcomm_profile_create_protocol_descriptor_list(
buf, eob,
(uint8_t const *) &lan->server_channel, 1));
}
static int32_t
lan_profile_create_service_availability(
uint8_t *buf, uint8_t const * const eob,
uint8_t const *data, uint32_t datalen)
{
provider_p provider = (provider_p) data;
sdp_lan_profile_p lan = (sdp_lan_profile_p) provider->data;
if (buf + 2 > eob)
return (-1);
SDP_PUT8(SDP_DATA_UINT8, buf);
SDP_PUT8(lan->load_factor, buf);
return (2);
}
static int32_t
lan_profile_create_ip_subnet(
uint8_t *buf, uint8_t const * const eob,
uint8_t const *data, uint32_t datalen)
{
provider_p provider = (provider_p) data;
sdp_lan_profile_p lan = (sdp_lan_profile_p) provider->data;
char net[32];
int32_t len;
len = snprintf(net, sizeof(net), "%s/%d",
inet_ntoa(* (struct in_addr *) &lan->ip_subnet),
lan->ip_subnet_radius);
if (len < 0 || buf + 2 + len > eob)
return (-1);
SDP_PUT8(SDP_DATA_STR8, buf);
SDP_PUT8(len, buf);
memcpy(buf, net, len);
return (2 + len);
}
static int32_t
lan_profile_data_valid(uint8_t const *data, uint32_t datalen)
{
sdp_lan_profile_p lan = (sdp_lan_profile_p) data;
if (lan->server_channel < 1 ||
lan->server_channel > 30 ||
lan->ip_subnet_radius > 32)
return (0);
return (1);
}
static attr_t lan_profile_attrs[] = {
{ SDP_ATTR_SERVICE_RECORD_HANDLE,
common_profile_create_service_record_handle },
{ SDP_ATTR_SERVICE_CLASS_ID_LIST,
lan_profile_create_service_class_id_list },
{ SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST,
lan_profile_create_bluetooth_profile_descriptor_list },
{ SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST,
common_profile_create_language_base_attribute_id_list },
{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_NAME_OFFSET,
lan_profile_create_service_name },
{ SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST,
lan_profile_create_protocol_descriptor_list },
{ SDP_ATTR_SERVICE_AVAILABILITY,
lan_profile_create_service_availability },
{ SDP_ATTR_IP_SUBNET,
lan_profile_create_ip_subnet },
{ 0, NULL } /* end entry */
};
profile_t lan_profile_descriptor = {
SDP_SERVICE_CLASS_LAN_ACCESS_USING_PPP,
sizeof(sdp_lan_profile_t),
lan_profile_data_valid,
(attr_t const * const) &lan_profile_attrs
};